1. Boivin, A., R. Tulasne, R. Vendrely, etR. Minck: Bull. Acad. nat. Med. Paris132, 37 (1948).
2. Domagk, G.: Chemotherapie bakterieller Infektionen. 1943.
3. Dufrenoy, J., andR. Pratt: J. Bacter.54, H. 2/3 (1947).
4. Fleming, A.: Penicillin — Its practical application. Blakiston Company 1946.
5. Gardner, A. D.: Nature (Lond.)146, 837 (1940).